| Literature DB >> 8363170 |
F Kramer1, S A Sasse, J C Simms, J M Leedom.
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Year: 1993 PMID: 8363170 DOI: 10.7326/0003-4819-119-7_part_1-199310010-00007
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391